.neirong{
    display:flex;
    background-color: #F1F5FB;
    width: 970px;
    height: 1080px;
    margin-top: 50px;
    .zuo{
        width: 340px;
    }
    .zuida{
        background: #F1F5FB;
        margin-left: 15px;
        .you{
            width: 1080px;
            height: 1080px;
            background: #F1F5FB;
               .youneirong{
                float: left;
                width:405;
                height: 139px;
                background-color: white;
                margin-top: 15px;
                margin-right: 15px;
                border-Radius: 8px;
                margin-bottom: 10px;
            }
        }
    }
}
